package niuke.zijie2019cun;

/**
 * @author: Tangxz
 * @email: 1171702529@qq.com
 * @cate: 2020/11/11 14:46
 */
public class _4 {
    public static void main(String[] args) {

    }

    public static void test(int M, int[][] nums) {
        int daan = 0;
        int now = 0;
    }
}
